问题详情:
To understand the complex situation completely requires more thought than ________ so far.
A. gave B. has given C. has been given D. is being given
【回答】
C
知识点:现在完成时及其被动式
题型:选择题
问题详情:
To understand the complex situation completely requires more thought than ________ so far.
A. gave B. has given C. has been given D. is being given
【回答】
C
知识点:现在完成时及其被动式
题型:选择题